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A basket contains 100 balls.40 are red,45 are orange and 15 are yellow.Three balls will be...

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Basic Math

A basket contains 100 balls.40 are red,45 are orange and 15 areyellow.Three balls will be drawn out one at a time at random withreplacement.Match the probabilities.

(a) P(all three draws are red)

(b) P(all three draws are orange)

(c) P(at least one draw is red)

(d) P(at least one draw is orange)

2.Refer to the previous question about the balls in thebasket.Instead of drawing out three balls one at a time withrepalcement, suppose we selected balls one at a time at randomwithout replacement until all the yellow balls were removed fromthe basket. Y=the number of draws necessary.What are the possiblevalues of Y.

(a)[15,16,17,18...] (b)[15,1617,18...100] (c)[0,1,2,3...15](d)[1,2,3,...85]

Answer & Explanation Solved by verified expert
4.4 Ratings (743 Votes)
a Pall three draws are redb Pall three draws are orangec Pat least one draw is redPat least one draw is    See Answer
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